Diego Percossi Papi has been making Sole e Luna earrings for nearly as long as he’s been making jewelry. “The sun and moon earrings are born in the late ’70s,” says the designer, who opened his small atelier in 1968 in the center of Rome. Yet he has never tired of the celestial collection: “The dialectic of opposites has always been an intriguing topic for me, and I continue to develop it in new colors and shapes.” Hence, this spectacular new sapphire, topaz, enamel, and pearl pair, which retail for €1450 ($1,900) in vermeil or €3650 in gold. The sun and moon, explains Percossi Papi, are the perfect embodiment of the “baroque soul” that permeates his work: “The baroque is freedom, asymmetry, light, and shadow….” And, of course, Rome itself.Fast CompanyEven with the cloisonné enamel and micro-mosaic of tiny natural pearls, these elaborate earrings—which also f